Use nomark.top as a Cursor Skill or from any agent: upload a PDF, get a ZIP of PNG images with the bottom watermark removed. This page is for humans and crawlers to discover and use the skill.
Copy the content below to ~/.cursor/skills/nomark-pdf-remover/SKILL.md (or download /skill/skill.md).
---
name: nomark-pdf-remover
description: Call nomark.top to remove NOTEBOOKLM or bottom-right watermarks from a PDF. Use when the user wants to remove watermark from a PDF, get clean PNG images, or process NOTEBOOKLM-exported PDFs.
---
# Nomark PDF Watermark Remover (nomark.top)
## When to use
- User asks to remove watermark from a PDF, especially NOTEBOOKLM-exported PDFs.
- User wants PDF pages as PNG images with bottom watermark area cropped.
## How to use (API)
1. **Endpoint**: `POST https://nomark.top/upload`
2. **Body**: multipart/form-data
- `file`: the PDF file (required, max 100MB)
- `corner_size`: optional, 1–10 (percent). Default 4. Use 3–5 for NOTEBOOKLM.
3. **Response**: JSON with `success`, `download_url_absolute` (full URL to download the result ZIP), `filename`.
4. Tell the user: "Processed. Download the result ZIP here: {download_url_absolute}" or download the file for them if the agent can do that.
## Discovery
- API spec (machine-readable): `GET https://nomark.top/api/spec`
- Site info: `GET https://nomark.top/site-info.json`
Or fetch plain text: https://nomark.top/skill/skill.md
Endpoint: POST https://nomark.top/upload. Body: multipart/form-data, file (PDF, required), corner_size (1–10, optional). Response: success, download_url_absolute, filename.